com.badlogic.gdx.tests.g3d.shadows.system.realistic.Pass1Shader.java Source code

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Here is the source code for com.badlogic.gdx.tests.g3d.shadows.system.realistic.Pass1Shader.java

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/*******************************************************************************
 * Copyright 2011 See AUTHORS file.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package com.badlogic.gdx.tests.g3d.shadows.system.realistic;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.g3d.Renderable;
import com.badlogic.gdx.graphics.g3d.shaders.DefaultShader;
import com.badlogic.gdx.graphics.glutils.ShaderProgram;

/** This shader pack the depth data into the texture
 * @author realitix */
public class Pass1Shader extends DefaultShader {
    private static String defaultVertexShader = null;

    public static String getDefaultVertexShader() {
        if (defaultVertexShader == null)
            defaultVertexShader = Gdx.files
                    .classpath("com/badlogic/gdx/tests/g3d/shadows/system/realistic/pass1.vertex.glsl")
                    .readString();
        return defaultVertexShader;
    }

    private static String defaultFragmentShader = null;

    public static String getDefaultFragmentShader() {
        if (defaultFragmentShader == null)
            defaultFragmentShader = Gdx.files
                    .classpath("com/badlogic/gdx/tests/g3d/shadows/system/realistic/pass1.fragment.glsl")
                    .readString();
        return defaultFragmentShader;
    }

    public Pass1Shader(final Renderable renderable) {
        this(renderable, new Config());
    }

    public Pass1Shader(final Renderable renderable, final Config config) {
        this(renderable, config, createPrefix(renderable, config));
    }

    public Pass1Shader(final Renderable renderable, final Config config, final String prefix) {
        this(renderable, config, prefix,
                config.vertexShader != null ? config.vertexShader : getDefaultVertexShader(),
                config.fragmentShader != null ? config.fragmentShader : getDefaultFragmentShader());
    }

    public Pass1Shader(final Renderable renderable, final Config config, final String prefix,
            final String vertexShader, final String fragmentShader) {
        this(renderable, config, new ShaderProgram(prefix + vertexShader, prefix + fragmentShader));
    }

    public Pass1Shader(final Renderable renderable, final Config config, final ShaderProgram shaderProgram) {
        super(renderable, config, shaderProgram);
    }
}